A number of datasets available through the Ordnance Survey collection in Digimap have been updated in September. The tables below list the datasets that have been updated recently. OS Data Download: Product Name OS Publication Date OS MasterMap Topography Layer June 2016 OS MasterMap Integrated Transport Layer June 2016 OS Terrain 50 (DTM) July 2016 OS Terrain 50 (Contours) […]